supply of cast aluminium alloy acro foil section impeller duly balanced suitable for smoothing reactor cooling blower mvsl to clw specification no.clw/es/b-14,alt-c or latest. the impeller shall generally confirm to drawing no.a3/el/aux/2606, alt- a and supplied duly spray painted. note:-[1]. firms may give a separate additional quote in case latest specification/design amendment is issued by rdso/clw.[2]. po will be released to definite description.